20460632 has 16 divisors (see below), whose sum is σ = 38431800. Its totient is φ = 10212160.

The previous prime is 20460623. The next prime is 20460637. The reversal of 20460632 is 23606402.

It is a junction number, because it is equal to n+sod(n) for n = 20460598 and 20460607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20460637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3332 + ... + 7212.

Almost surely, 2^20460632 is an apocalyptic number.

It is an amenable number.

20460632 is a deficient number, since it is larger than the sum of its proper divisors (17971168).

20460632 is a wasteful number, since it uses less digits than its factorization.

20460632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4546 (or 4542 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 20460632 is about 4523.3430115347. The cubic root of 20460632 is about 273.5098773542.

The spelling of 20460632 in words is "twenty million, four hundred sixty thousand, six hundred thirty-two".